Question

which is an example of a chemical reaction? paper folded into tiny pieces paper burned and turned into smoke paper soaked in water paper shredded and turned into pulp

Explanation:

A chemical reaction results in the formation of new substances with different chemical properties. Folding paper, soaking paper in water, and shredding paper into pulp are physical changes as the paper's chemical composition remains the same. Burning paper produces smoke and other substances, indicating a change in its chemical composition.

Answer:

paper burned and turned into smoke